2021933030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1\times {\mathrm{499}}^1$

素因数の和:1029

約数の個数: 64

約数和(自身を含む): 3991680000

約数和(自身を除く): 1969746970

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 130, 142, 355, 439, 499, 710, 878, 923, 998, 1846, 2195, 2495, 4390, 4615, 4990, 5707, 6487, 9230, 11414, 12974, 28535, 31169, 32435, 35429, 57070, 62338, 64870, 70858, 155845, 177145, 219061, 311690, 354290, 405197, 438122, 460577, 810394, 921154, 1095305, 2025985, 2190610, 2302885, 2847793, 4051970, 4605770, 5695586, 14238965, 15553331, 28477930, 31106662, 77766655, 155533310, 202193303, 404386606, 1010966515, 2021933030]

約数ペア:

[(1, 2021933030), (2, 1010966515), (5, 404386606), (10, 202193303), (13, 155533310), (26, 77766655), (65, 31106662), (71, 28477930), (130, 15553331), (142, 14238965), (355, 5695586), (439, 4605770), (499, 4051970), (710, 2847793), (878, 2302885), (923, 2190610), (998, 2025985), (1846, 1095305), (2195, 921154), (2495, 810394), (4390, 460577), (4615, 438122), (4990, 405197), (5707, 354290), (6487, 311690), (9230, 219061), (11414, 177145), (12974, 155845), (28535, 70858), (31169, 64870), (32435, 62338), (35429, 57070)]